Fung, Isaac Chun-Hai, and Karen K. Wong. “Efficient Use of Social Media During the Avian Influenza A(H7N9) Emergency Response”. Western Pacific Surveillance and Response 4, no. 4 (October 31, 2013). Accessed May 16, 2024. https://ojs.wpro.who.int/ojs/index.php/wpsar/article/view/217.